Calculating machine



Jan. 20, 1942.

H. T. AVERY CALCULATING MACHINE 21 Sheets-Sheet 1 Filed April 12, 1940INVENTOR HAW/.0 TAVEQY ATTORNEY H. 'r. AV ERY CALCULATING MACHINE Jan.20, 1942. I

Filed April 12, 1940 21 Sheets-Sheet 2 ATTORNEY Jan. 20, 1942. H. 'r.AVERY v2,270,573

CALCULATING MACHINE Filed April 12, 1940 21 Sheets-Sheet s FIE- 5..

L NC QIAQWNI INVENTOR HA/Pow TA VE'IPY ATTO R N EY Jan. 20, 1942. Y H.T. AVERY 2,270,573

- CALCULATING MACHINE Filed April 12, 1940 21 sheets sheet 4 A INVENTORHAPOLD TAVEPY ATTORNEY Jan. 20, 1942. H. T. AVERY 2,270,573

CALCULATING MACHINE Filed April 12, 1940 21 Sheets-Sheet 5 INVENTOR/'/AP01.D TA VEPY ATTORN EY Jan. 20, 1942. H. T. AVERY 2,270,573

CALCULATING MACHINE Filed April 12, 1940 21 Sheets-Sheet 6 FIE 11INVENTOR HAPoLD TAvEeY ATTO R N EY Jan. 20, 1942. 1-1.1. AVERY 2,270,573

CALCULATING MACHINE Filed April 12, 1940 21 sheets srieet 7 i i f E IE-13.. /87 9 25o mmvnm HAROLD TAvEeY Jan. 20, 1942.

H. T. AVERY CALCULATING MACHINE 21 Sheets-Sheet 8 Filed April 12 1940FIE- 15- HAPOLD TA VEQY ATTORNEY Jan. 20, 194:;

H. 'r. AVERY CALCULATING MACHINE Filed April 12, 194Q 21 Sheets-Shea}, 9

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INVENTOR. Hneow TAvcev Y AmRNEY Jan. 20, 1942. H. T. AVERY CALCULATINGmomma Filed April 12, 1940 21 sheets-sheet 1o mvsmm HAmw T-AVEQY :i

' 1940 -\FIE a 1A A TTURNEY Jan. 20, 1942. H, T, AVERY 2,270,573

CALCULATING MACHINE Filed April 12, 1940 21 Sheets-Sheet 11 INVENTOR.fi/waw 7/11/52) ATTORNEY H. 'r. AVERY I CALCULATING MACHINE Filed April12, 1940 21 Sheets-sheaf. 12

m a w w a; m w .wm wwmw T J F I u v i lllll'lll rIlllf/d mvsmon HAPOLDTAVEQY f CORN EY Jan. 20, 1942. T, AVERY 2,270,573

CALCULATING MACHINE Filed April 12, 1940 21 Sheets-Sheet 13 v INVENTORHApow TA VEPY ATTORNEY Jan. 20, 1942. AVERY 2,270,573

CALCULATING MACHINE Filed April 12', 1940 21 Sheets-Sheet 14 Flt-3. E"7.

iNVENTOR HAPOLD T AVE/2V ATTORNEY 1m. 20, 1942. H. T. AVERY 2,270,513

CALCULATING MACHINE Filed April 12, 1940 21 Sheets-Sheet 15 IEIE E EINVENTOR HAAaLD TAVEPY ATTORNEY Jan. 20, 1942. H. 'r. AVERY 2,270,573

CALCULATING momma Filed April 12, 1940 21 Sheets-Sheet 16 INVENTORHAPOLD TAvseY ATTORNEY Jan. 20, 1942. H. 1'. AVERY CALCULATING MACHINEFiled April l2, 1940 21 Sheets-Sheet.- 17

mmvma H/waw TAvE/w BY W RNEY Jan. 20, 1942. H1, AVERY 2,270,573

CALCULATING MACHINE Filed April 12, 1940 21 Sheets-Sheet 1 s FllsiaINVENTOR HAmo TA VE'PY ATTORNEY Jan. 20, 1942. H. 'r. AVERY CALCULATINGMACHINE Filed April 12, 1940 21 Sheets-Sheet l9 INVENTOR HAPOLD TAVE'QYVBY ATTORNEY 1 H. T. AVERY CALCULATING MACHINE Filed April 12, 1940 21Sheets-Sheet 20 I INVENTOR HAPOLD TAVEQY ATTORNEY

